Oklo Inc.
OKLO- Exchange
- NYSE
- Industry
- Electric Services
- SEC CIK
- 0001849056
In the last 90 days, Oklo Inc. insiders filed 0 open-market purchases and 19 sales; 673 institutions reported holding it in 13F filings for Q2 2026, worth $4.27B in total; ARK Invest is the only superinvestor holding it.
13F holders, Q3 2023
Institutional positions in Oklo Inc. as of Sep 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 65
- −10 vs. Q2 2023
- Shares held
- 41.9M
- −226.2K (−0.5%) vs. Q2 2023
- Total value
- $433.8M
- −$5.72M (−1.3%) vs. Q2 2023
- New holders
- 17
- 14 more added
- Sold out
- 27
- 13 more reduced
Compare with Q2 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting OKLO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 673 | $4.27B |
| Q1 2026 | 679 | $4.43B |
| Q4 2025 | 683 | $5.37B |
| Q3 2025 | 640 | $7.24B |
| Q2 2025 | 481 | $3.03B |
| Q1 2025 | 292 | $747.1M |
| Q4 2024 | 238 | $882.1M |
| Q3 2024 | 124 | $387.2M |
| Q2 2024 | 93 | $338.6M |
| Q1 2024 | 54 | $270.8M |
| Q4 2023 | 37 | $274.8M |
| Q3 2023 | 65 | $433.8M |
| Q2 2023 | 75 | $439.5M |
| Q1 2023 | 72 | $488.4M |
| Q4 2022 | 73 | $466.4M |
| Q3 2022 | 77 | $474.3M |
| Q2 2022 | 73 | $470.7M |
| Q1 2022 | 69 | $464.4M |
| Q4 2021 | 68 | $462.7M |
| Q3 2021 | 70 | $464.4M |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q3 2023
Shares, value and share of portfolio for each institution holding Oklo Inc.; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Empyrean Capital Partners, LP | 4,847,126 | $50.2M | 3.10% | 00.0% | Unchanged |
| Tiger Global Management LLCSuperinvestorTiger Global Management | 4,000,000 | $41.4M | 0.31% | 00.0% | Unchanged |
| Meteora Capital, LLC | 3,480,078 | $36.0M | 6.16% | +3,232,095+1,303.4% | Added |
| Fort Baker Capital Management LP | 2,865,683 | $29.7M | 2.92% | +2,865,683 | New |
| Encompass Capital Advisors LLC | 2,799,800 | $29.0M | 1.81% | +2,799,800 | New |
| Magnetar Financial LLC | 2,388,325 | $24.7M | 0.63% | −776,798−24.5% | Reduced |
| JPMorgan Chase & Co | 2,041,035 | $21.1M | 0.00% | −285,865−12.3% | Reduced |
| Millennium Management LLC | 1,845,777 | $19.1M | 0.02% | +31,349+1.7% | Added |
| Sculptor Capital LP | 1,666,556 | $17.2M | 0.42% | +1,441,556+640.7% | Added |
| Adage Capital Partners GP, L.L.C. | 1,500,000 | $15.5M | 0.04% | 00.0% | Unchanged |
| MMCAP International Inc. SPC | 1,084,669 | $11.2M | 3.22% | +484,669+80.8% | Added |
| TD Asset Management Inc | 1,018,700 | $10.5M | 0.01% | 00.0% | Unchanged |
| Calamos Advisors LLC | 1,000,000 | $10.3M | 0.06% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 813,010 | $8.41M | 0.01% | −494,359−37.8% | Reduced |
| HGC Investment Management Inc. | 799,000 | $8.27M | 2.71% | +799,000 | New |
| D. E. Shaw & Co., Inc. | 774,478 | $8.02M | 0.01% | 00.0% | Unchanged |
| CNH Partners LLC | 661,969 | $6.85M | 0.31% | −730,000−52.4% | Reduced |
| Radcliffe Capital Management, L.P. | 588,874 | $6.09M | 0.76% | −120,822−17.0% | Reduced |
| Moore Capital Management, LP | 500,000 | $5.17M | 0.14% | 00.0% | Unchanged |
| HSBC Holdings PLC | 492,187 | $5.09M | 0.01% | +142,188+40.6% | Added |
| Sage Rock Capital Management LP | 423,054 | $4.38M | 5.03% | 00.0% | Unchanged |
| PEAK6 Investments LLC | 412,093 | $4.27M | 0.21% | −63,068−13.3% | Reduced |
| Periscope Capital Inc. | 411,800 | $4.25M | 0.48% | −38,200−8.5% | Reduced |
| Bulldog Investors, LLP | 384,341 | $3.98M | 1.38% | −5,663−1.5% | Reduced |
| Westchester Capital Management, LLC | 380,025 | $3.93M | 0.14% | −100,000−20.8% | Reduced |
| Flow State Investments, L.P. | 373,300 | $3.86M | 1.45% | +373,300 | New |
| Alberta Investment Management Corp | 350,000 | $3.62M | 0.04% | −116,309−24.9% | Reduced |
| HITE Hedge Asset Management LLC | 273,066 | $2.83M | 0.30% | +273,066 | New |
| Levin Capital Strategies, L.P. | 267,100 | $2.76M | 0.34% | +176,100+193.5% | Added |
| Deutsche Bank AG | 250,000 | $2.59M | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 250,000 | $2.59M | 0.00% | +250,000 | New |
| Clear Street LLC | 229,445 | $2.37M | 0.11% | +229,445 | New |
| P Schoenfeld Asset Management LP | 224,400 | $2.32M | 0.30% | +224,400 | New |
| DuPont Capital Management Corp | 200,000 | $2.07M | 0.18% | 00.0% | Unchanged |
| Sea Otter Advisors LLC | 200,000 | $2.07M | 1.47% | +200,000 | New |
| Deltec Asset Management LLC | 188,763 | $1.95M | 0.44% | +164,076+664.6% | Added |
| K2 Principal Fund, L.P. | 142,777 | $1.48M | 0.44% | +142,777 | New |
| Tenor Capital Management Co., L.P. | 140,992 | $1.46M | 0.03% | 00.0% | Unchanged |
| Rivernorth Capital Management, LLC | 137,000 | $1.42M | 0.07% | 00.0% | Unchanged |
| Spartan Fund Management Inc. | 121,575 | $1.26M | 0.95% | +121,575 | New |
| CVI Holdings, LLC | 108,557 | $1.12M | 2.23% | −93,464−46.3% | Reduced |
| HRT Financial LP | 107,865 | $1.12M | 0.01% | +10,843+11.2% | Added |
| Jane Street Group, LLC | 105,929 | $1.10M | 0.00% | +5,887+5.9% | Added |
| Mint Tower Capital Management B.V. | 100,000 | $1.03M | 0.29% | 00.0% | Unchanged |
| Caas Capital Management LP | 99,938 | $1.03M | 0.23% | +4,800+5.0% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 99,530 | $1.03M | 0.01% | 00.0% | Unchanged |
| Farallon Capital Management, L.L.C. | 98,300 | $1.02M | 0.01% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 89,979 | $931.3K | 0.01% | +89,979 | New |
| Atlas Merchant Capital LLC | 75,000 | $776.3K | 0.17% | 00.0% | Unchanged |
| FNY Investment Advisers, LLC | 70,201 | $726.0K | 0.43% | +45,913+189.0% | Added |
| Kepos Capital LP | 60,200 | $623.0K | 0.11% | 00.0% | Unchanged |
| Walleye Capital LLC | 52,224 | $540.5K | 0.01% | +23,296+80.5% | Added |
| Boothbay Fund Management, LLC | 51,741 | $535.5K | 0.02% | −229−0.4% | Reduced |
| Bank of Nova Scotia | 50,000 | $517.5K | 0.00% | 00.0% | Unchanged |
| PenderFund Capital Management Ltd. | 34,776 | $489.0K | 0.15% | 00.0% | Unchanged |
| Elequin Capital LP | 35,000 | $362.3K | 0.07% | +35,000 | New |
| Captrust Financial Advisors | 33,186 | $343.5K | 0.00% | 00.0% | Unchanged |
| Robinson Capital Management, LLC | 31,183 | $322.1K | 0.14% | −25,817−45.3% | Reduced |
| Walleye Trading LLC | 29,376 | $304.0K | 0.01% | +13,104+80.5% | Added |
| Qube Research & Technologies Ltd | 28,343 | $293.4K | 0.00% | +28,343 | New |
| Morgan Stanley | 6,466 | $66.9K | 0.00% | +6,466 | New |
| Wolverine Asset Management LLC | 2,150 | $22.3K | 0.00% | +2,150 | New |
| DeepCurrents Investment Group LLC | 1,454 | $15.0K | 0.00% | +1,454 | New |
| Royal Bank of Canada | 300 | $3.00K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 80 | $828 | 0.00% | +59+281.0% | Added |
| EHP Funds Inc. | 0 | $0 | 0.00% | −2,539,929−100.0% | Sold out |
| Woodline Partners LP | 0 | $0 | 0.00% | −2,537,937−100.0% | Sold out |
| J. Goldman & Co LP | 0 | $0 | 0.00% | −1,262,602−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −1,000,000−100.0% | Sold out |
| Schechter Investment Advisors, LLC | 0 | $0 | 0.00% | −532,928−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −500,000−100.0% | Sold out |
| UBS Oconnor LLC | 0 | $0 | 0.00% | −462,203−100.0% | Sold out |
| Vivaldi Asset Management, LLC | 0 | $0 | 0.00% | −417,192−100.0% | Sold out |
| Silver Rock Financial LP | 0 | $0 | 0.00% | −376,301−100.0% | Sold out |
| Fir Tree Capital Management LP | 0 | $0 | 0.00% | −367,642−100.0% | Sold out |
| Saba Capital Management, L.P. | 0 | $0 | 0.00% | −287,479−100.0% | Sold out |
| Cowen and Company, LLC | 0 | $0 | 0.00% | −273,351−100.0% | Sold out |
| MYDA Advisors LLC | 0 | $0 | 0.00% | −250,000−100.0% | Sold out |
| Picton Mahoney Asset Management | 0 | $0 | 0.00% | −150,000−100.0% | Sold out |
| Wealthspring Capital LLC | 0 | $0 | 0.00% | −124,404−100.0% | Sold out |
| Starboard Value LPSuperinvestorStarboard Value | 0 | $0 | 0.00% | −82,300−100.0% | Sold out |
| Gritstone Asset Management LLC | 0 | $0 | 0.00% | −81,502−100.0% | Sold out |
| Potrero Capital Research LLC | 0 | $0 | 0.00% | −80,652−100.0% | Sold out |
| Cantor Fitzgerald, L. P. | 0 | $0 | 0.00% | −67,147−100.0% | Sold out |
| Whitebox Advisors LLC | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −34,391−100.0% | Sold out |
| Toroso Investments, LLC | 0 | $0 | 0.00% | −30,000−100.0% | Sold out |
| CIBC World Markets Inc. | 0 | $0 | 0.00% | −26,550−100.0% | Sold out |
| Sage Mountain Advisors LLC | 0 | $0 | 0.00% | −22,338−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −15,367−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −11,162−100.0% | Sold out |
| Condor Capital Management | 0 | $0 | 0.00% | −10,558−100.0% | Sold out |